package com.atguigu.tingshu.user.service.impl;

import cn.binarywang.wx.miniapp.api.WxMaService;
import cn.binarywang.wx.miniapp.bean.WxMaJscode2SessionResult;
import com.atguigu.tingshu.album.client.TrackInfoFeignClient;
import com.atguigu.tingshu.common.constant.RedisConstant;
import com.atguigu.tingshu.common.constant.SystemConstant;
import com.atguigu.tingshu.common.rabbit.constant.MqConst;
import com.atguigu.tingshu.common.rabbit.service.RabbitService;
import com.atguigu.tingshu.common.result.Result;
import com.atguigu.tingshu.model.album.TrackInfo;
import com.atguigu.tingshu.model.user.*;
import com.atguigu.tingshu.user.mapper.*;
import com.atguigu.tingshu.user.service.UserInfoService;
import com.atguigu.tingshu.vo.user.UserInfoVo;
import com.atguigu.tingshu.vo.user.UserPaidRecordVo;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import lombok.extern.slf4j.Slf4j;
import me.chanjar.weixin.common.error.WxErrorException;
import org.joda.time.LocalDateTime;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.Assert;
import org.springframework.util.CollectionUtils;

import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

@Slf4j
@Service
@SuppressWarnings({"all"})
public class UserInfoServiceImpl extends ServiceImpl<UserInfoMapper, UserInfo> implements UserInfoService {

	@Autowired
	private UserInfoMapper userInfoMapper;

    @Autowired
    private WxMaService wxMaService;

    @Autowired
    private RedisTemplate redisTemplate;

    @Autowired
    private RabbitService rabbitService;

    @Autowired
    private UserPaidAlbumMapper userPaidAlbumMapper;

    @Autowired
    private UserPaidTrackMapper userPaidTrackMapper;

    @Autowired
    private TrackInfoFeignClient trackInfoFeignClient;
    @Autowired
    private VipServiceConfigMapper vipServiceConfigMapper;

    @Autowired
    private UserVipServiceMapper   userVipServiceMapper ;

    @Override
    public Map<String, Object> wxLogin(String code) {
        //调用微信登录api;
        WxMaJscode2SessionResult wxMaJscode2SessionResult =null;
        try{
            wxMaJscode2SessionResult=wxMaService.jsCode2SessionInfo(code);
        } catch (WxErrorException e){
            throw new RuntimeException(e);
        }
        //获取openId标识
        String openId = wxMaJscode2SessionResult.getOpenid();
        //利用openId实现登录或注册功能；
        UserInfo userInfo = userInfoMapper.selectOne(new LambdaQueryWrapper<UserInfo>().eq(UserInfo::getWxOpenId, openId));
        //判断对象是否为空
        if(null==userInfo){
            //注册，赋值
            userInfo = new UserInfo();
            userInfo.setWxOpenId(openId);
            userInfo.setNickname("听友："+System.currentTimeMillis());
            userInfo.setAvatarUrl("https://oss.aliyuncs.com/aliyun_id_photo_bucket/default_handsome.jpg");
            //保存数据到数据库;
            userInfoMapper.insert(userInfo);
            //在此需要给当前注册的用户进行初始值充值；
            rabbitService.sendMessage(MqConst.EXCHANGE_ALBUM,MqConst.ROUTING_USER_REGISTER,userInfo.getId());
        }
        //登录
        String token = UUID.randomUUID().toString().replace("-", "");
        //组成缓存的key；
        String userLoginKey=RedisConstant.USER_LOGIN_KEY_PREFIX+token;
        //缓存数据
        redisTemplate.opsForValue().set(userLoginKey,userInfo,RedisConstant.USER_LOGIN_KEY_TIMEOUT, TimeUnit.SECONDS);
        //返回数据
        HashMap<String, Object> map = new HashMap<>();
        map.put("token",token);
        return map;
    }

    @Override
    public UserInfoVo getUserInfo(Long userId) {
        //  查询用户信息
        UserInfo userInfo = this.getById(userId);
        //  创建一个目标对象
        UserInfoVo userInfoVo = new UserInfoVo();
        //  属性拷贝：
        BeanUtils.copyProperties(userInfo, userInfoVo);
        return userInfoVo;
    }

    @Override
    public void updateUser(Long userId, UserInfoVo userInfoVo) {
        //修改用户信息
        UserInfo userInfo = new UserInfo();
        //属性拷贝，从A复制到B，将1复制到2
        BeanUtils.copyProperties(userInfoVo, userInfo);
        userInfo.setId(userId);
        this.updateById(userInfo);
    }

    @Override
    public Map<Long, Integer> userIsPaidTrack(Long albumId, List<Long> trackIdList, Long userId) {
        //创建map 集合
     Map<Long,Integer> map  =trackIdList.stream().collect(Collectors.toMap(trackId -> trackId, trackId -> 0));
        //  判断用户是否购买过专辑：user_paid_album
        UserPaidAlbum userPaidAlbum = userPaidAlbumMapper.selectOne(new LambdaQueryWrapper<UserPaidAlbum>().eq(UserPaidAlbum::getUserId, userId).eq(UserPaidAlbum::getAlbumId, albumId));
        if (null != userPaidAlbum) {
            //当前这个用户购买了专辑
            return trackIdList.stream().collect(Collectors.toMap(trackId -> trackId, trackId -> 1));
        }
        //查询用户购买声音的集合列表
        List<UserPaidTrack> userPaidTrackList = userPaidTrackMapper.selectList(new LambdaQueryWrapper<UserPaidTrack>().eq(UserPaidTrack::getUserId, userId).in(UserPaidTrack::getTrackId, trackIdList));
        //  这个列表; 有可能是空：
        if (!CollectionUtils.isEmpty(userPaidTrackList)) {
            //  购买过声音;
            for (UserPaidTrack userPaidTrack : userPaidTrackList) {
                map.put(userPaidTrack.getTrackId(), 1);
            }
        }
        //返回
        return map;
    }

    @Override
    public Boolean isPaidAlbum(Long userId, Long albumId) {
        LambdaQueryWrapper<UserPaidAlbum> wrapper = new LambdaQueryWrapper<UserPaidAlbum>().eq(UserPaidAlbum::getUserId, userId).eq(UserPaidAlbum::getAlbumId, albumId);
        return userPaidAlbumMapper.selectCount(wrapper) > 0;
    }

    @Override
    public List<Long> findUserPaidTrackList(Long albumId, Long userId) {
        List<Long> userPaidTrackList = userPaidTrackMapper.selectList(new LambdaQueryWrapper<UserPaidTrack>().eq(UserPaidTrack::getUserId, userId).
                        eq(UserPaidTrack::getAlbumId, albumId))
                .stream()
                .map(UserPaidTrack::getTrackId)
                .collect(Collectors.toList());
        return userPaidTrackList;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void savePaidRecord(UserPaidRecordVo userPaidRecordVo) {
        //  记录用户购买信息;
        if (SystemConstant.ORDER_ITEM_TYPE_ALBUM.equals(userPaidRecordVo.getItemType())) {
            //  购买专辑 user_paid_album
            UserPaidAlbum userPaidAlbum = userPaidAlbumMapper.selectOne(new LambdaQueryWrapper<UserPaidAlbum>().eq(UserPaidAlbum::getUserId, userPaidRecordVo.getUserId()).eq(UserPaidAlbum::getAlbumId, userPaidRecordVo.getItemIdList().get(0)));
            //  判断
            if (null != userPaidAlbum) {
                return;
            }
            //  创建对象保存数据：
            userPaidAlbum = new UserPaidAlbum();
            //  赋值：
            userPaidAlbum.setOrderNo(userPaidRecordVo.getOrderNo());
            userPaidAlbum.setUserId(userPaidRecordVo.getUserId());
            userPaidAlbum.setAlbumId(userPaidRecordVo.getItemIdList().get(0));
            //  保存数据;
            userPaidAlbumMapper.insert(userPaidAlbum);
        } else if (SystemConstant.ORDER_ITEM_TYPE_TRACK.equals(userPaidRecordVo.getItemType())) {
            //  声音 user_paid_track; 判断当前购买的声音Id在当前表中是否存在！
            //  用户要购买的声音列表;
            List<Long> itemIdList = userPaidRecordVo.getItemIdList();
            //  用户已购买的声音列表;
            LambdaQueryWrapper<UserPaidTrack> wrapper = new LambdaQueryWrapper<>();
            wrapper.eq(UserPaidTrack::getUserId, userPaidRecordVo.getUserId())
                    .in(UserPaidTrack::getTrackId, itemIdList);
            //  用户在已购买的列表中买了对应的声音：
            List<UserPaidTrack> userPaidTrackList = userPaidTrackMapper.selectList(wrapper);
            //  需要将这个集合变为set集合; 通过trackId 判断是否存在;
            Set<Long> paidTrackIdSet = userPaidTrackList.stream().map(UserPaidTrack::getTrackId).collect(Collectors.toSet());
            //  判断：
            if (!CollectionUtils.isEmpty(userPaidTrackList)) {
                //  有买过
                for (Long itemId : itemIdList) {
                    //  判断是否包含;
                    if (paidTrackIdSet.contains(itemId)) {
                        //  continue; break; return;
                        //  需要将包含的声音添加到集合中，用来记录哪些声音属于购买过!
                        //  需要使用mq进行增加余额;
                        continue;
                    }
                }
            }
            //  根据声音Id获取声音对象;
            Result<TrackInfo> trackInfoResult = trackInfoFeignClient.getTrackInfo(userPaidRecordVo.getItemIdList().get(0));
            Assert.notNull(trackInfoResult, "查询声音信息失败");
            TrackInfo trackInfo = trackInfoResult.getData();
            Assert.notNull(trackInfo, "查询声音信息失败");
            //  没有买过;
            for (Long trackId : itemIdList) {
                //  创建一个对象：
                UserPaidTrack userPaidTrack = new UserPaidTrack();
                userPaidTrack.setOrderNo(userPaidRecordVo.getOrderNo());
                userPaidTrack.setUserId(userPaidRecordVo.getUserId());
                userPaidTrack.setAlbumId(trackInfo.getAlbumId());
                userPaidTrack.setTrackId(trackId);
                //  保存数据;
                userPaidTrackMapper.insert(userPaidTrack);
            }
        } else {
            //  购买vip；user_vip_service - 可能需要续期；
            //  获取到购买时长;vip_service_config.id
            Long vipServiceId = userPaidRecordVo.getItemIdList().get(0);
            VipServiceConfig vipServiceConfig = vipServiceConfigMapper.selectById(vipServiceId);
            Integer serviceMonth = vipServiceConfig.getServiceMonth();
            //  保存数据：
            UserVipService userVipService = new UserVipService();
            //  赋值：
            userVipService.setOrderNo(userPaidRecordVo.getOrderNo());
            userVipService.setUserId(userPaidRecordVo.getUserId());
            Date currentTime = new Date();
            userVipService.setStartTime(currentTime);
            //  过期时间：稍后完成; 第一种情况：第一次购买；第二中情况：续期；
            //  判断当前用户是否是vip并且未过期，续期；
            UserInfo userInfo = userInfoMapper.selectById(userPaidRecordVo.getUserId());
            if (userInfo.getIsVip() == 1 && userInfo.getVipExpireTime().after(currentTime)) {
                //  属于续期；
                //  LocalDateTime localDateTime = new LocalDateTime(userInfo.getVipExpireTime());
                //                Date expireTime = localDateTime.plusMonths(serviceMonth).toDate();
                //                System.out.println("过期时间：" + expireTime);
                //                userVipService.setExpireTime(expireTime);
                currentTime = userInfo.getVipExpireTime();
            }
            //            else {
            //                //  第一次购买的vip的过期时间;;
            //                //  userVipService.setExpireTime(new LocalDateTime(new Date()).plusMonths(serviceMonth).toDate());
            //            }
            //  创建对象
            LocalDateTime localDateTime = new LocalDateTime(currentTime);
            //  获取过期时间
            Date expireTime = localDateTime.plusMonths(serviceMonth).toDate();
            //  设置过期时间
            userVipService.setExpireTime(expireTime);
            //  保存vip购买记录：
            userVipServiceMapper.insert(userVipService);
            //  修改用户的vip标识;
            userInfo.setIsVip(1);
            userInfo.setVipExpireTime(expireTime);
            this.updateById(userInfo);
        }
    }


}
